Fluke Megohmmeters / Insulation Testers


	Two in one tools		Stand-alone tools
Insulation test features	1587	1577	1503	1507	1550C	1555
Test voltages	50 V, 100 V, 250 V, 500 V, 1000 V	500 V, 1000 V	500 V, 1000 V	50 V, 100 V, 250 V, 500 V, 1000 V	50 V to 5000 V	250 V to 10,000 V
Insulation resistance range	0.01 MΩ to 2 GΩ	0.01 MΩ to 600 GΩ	0.01 MΩ to 200 GΩ	0.01 MΩ to 10 GΩ	200k to 1 GΩ	200k to 2 GΩ
PI/DAR				●	●	●
Auto discharge	●	●	●	●	●	●
Timed ramp test (Breakdown)					●	●
Pass/fail comparison				●	●	●
Est. # of IRT tests	1000	1000	2000	2000	Various	Various
Voltage > 30 V warning	●	●	●	●	●	●
Memory					●	●
Remote test probe	●	●	●	●
Lo ohms/earth-bond continuity			200 mA source (10 mΩ resolution)	200 mA source (10 mΩ resolution)
Display	Digital LCD	Digital LCD	Digital LCD	Digital LCD	Digital LCD/analog display	Digital LCD/analog display
Hold/lock	●	●	●	●	●	●
Multimeter features	1587	1577	1503	1507	1550C	1555
AC/DC volts	●	●
Current	●	●
Resistance	●	●
Continuity beeper	●	●
Temperature (contact)	●
Lo-pass filter	●
Capacitance	●
Diode test	●
Frequency	●
Other features	1587	1577	1503	1507	1550C	1555
Backlight	●	●	●	●
Software					FlukeView® Forms Basic	FlukeView® Forms Basic
Warranty	Thee-years	Thee-years	One-year	One-year	Thee-years	Thee-years
Battery	4 AA (NEDA 15A or IEC LR6)	4 AA (NEDA 15A or IEC LR6)	4 AA (NEDA 15A or IEC LR6)	4 AA (NEDA 15A or IEC LR6)	Rechargeable	Rechargeable